These days, it seems every beauty brand has hopped on the at-home express. DIY gel manicures, chemical peels, and keratin treatments --everything has a do-it-at-home alternative. And though waxing in the privacy of your own home may sound appealing, the end result could be embarrassing and painful. So we put all of the new treatments to the test to see which boxed kits were worth buying -- and which were flops.